CN103542730B - The heat energy utilization of ceramic kiln and exhaust treatment system - Google Patents
The heat energy utilization of ceramic kiln and exhaust treatment system Download PDFInfo
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- CN103542730B CN103542730B CN201310446271.5A CN201310446271A CN103542730B CN 103542730 B CN103542730 B CN 103542730B CN 201310446271 A CN201310446271 A CN 201310446271A CN 103542730 B CN103542730 B CN 103542730B
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Abstract
The invention discloses a kind of heat energy utilization and exhaust treatment system of ceramic kiln, the top of dry section kiln entirety, be provided with laterally extending dehumidifier case, be communicated with blower fan above it, the pipeline of blower fan warp-wise downward-extension, be communicated with underground waste gas ditch, waste gas ditch is communicated with desulfurizing tower, simultaneously also after being communicated with ceramic drying tower, be communicated with waste gas spray system.Said structure can realize better energy-conservation and environment protecting.
Description
Technical field
The present invention relates to ceramic kiln, particularly a kind of heat energy utilization of ceramic kiln and exhaust treatment system.
Background technology
In Production of Ceramics, in the high-temp waste gas that ceramic kiln drying district kiln is discharged, containing a large amount of dust and SO
2deng pernicious gas, directly enter air and can cause air pollution, but existing waste gas spray equipment, often not ideal to the environmental protection treatment of waste gas, and the waste heat in waste gas fails to be utilized effectively, these all have much room for improvement.
Summary of the invention
The technical problem to be solved in the present invention, is to provide a kind of heat energy utilization and exhaust treatment system of ceramic kiln, can realize better energy-conservation and environment protecting.
For solving the problems of the technologies described above, technical scheme of the present invention is: the heat energy utilization and the exhaust treatment system that provide a kind of ceramic kiln, ceramic kiln comprises preheating zone, and with the dry section of preheating zone single or multiple lift side by side, the bottom of dry section kiln entirety, be provided with laterally extending heat accumulation room, at the bottom of the kiln of preheating zone kiln leading portion and posterior segment any position, and between the correspondence position bottom heat accumulation room, be respectively equipped with one and be embedded in A heating tube in subsurface trench and B heating tube, the two is all communicated with preheating zone kiln inner chamber and heat accumulation room, the both sides, front and back of heat accumulation room, equal interval is communicated with some heat pipes, every bar heat pipe all upwards extends, directly communicate with the heat exhausting pipe of individual layer dry section kiln inner chamber, or longitudinal branch communicates with the heat exhausting pipe of multilayer dry section kiln inner chamber respectively, every bar heat exhausting pipe is all interval with several heat extraction holes, the top of dry section kiln entirety, be provided with laterally extending dehumidifier case, be communicated with blower fan above it, the pipeline of blower fan warp-wise downward-extension, be communicated with underground waste gas ditch, waste gas ditch is communicated with desulfurizing tower, simultaneously also after being communicated with ceramic drying tower, be communicated with waste gas spray system, the both sides, front and back of dry section kiln entirety, are also provided with dehumidifier pipe, and dehumidifier pipe is directly communicated with inner chamber top and the dehumidifier case of individual layer dry section kiln, or the inner chamber top of multilayer dry section kiln is communicated with dehumidifier case by longitudinal branch.
The heat energy utilization of ceramic kiln as above and exhaust treatment system, be provided with plural A in desulfurizing tower from top to bottom and spray storehouse, a bottom A sprays below storehouse and is communicated with waste gas ditch, each A sprays in storehouse and is equipped with A base, the parallel A air inlet pipe being provided with some Zhi Shuxiang on A base, the side that each A sprays storehouse is provided with mouth spray, and each mouth spray communicates with potass pool all by the road.
The heat energy utilization of ceramic kiln as above and exhaust treatment system, waste gas spray system comprises spray column, inlet plenum and circulation chamber, be provided with plural B in spray column from top to bottom and spray storehouse, a bottom B sprays below storehouse and is communicated with exhaust piping, each B sprays in storehouse and is equipped with B base, the parallel B air inlet pipe being provided with some Zhi Shuxiang on B base, B base both sides are provided with water jet; Be communicated with inlet plenum above spray column, inlet plenum is communicated with circulation chamber, circulation chamber is divided into several cells latticed, the top of the last row cell is provided with exhaust outlet, the top of other each row cell is equipped with axial flow blower, from in monic row cell nethermost one, in the last row cell between uppermost one, be provided with the S shape exhaust passage running through all cells, one of them in the last row cell is spray cell, wherein be provided with C base, the parallel C air inlet pipe being provided with some Zhi Shuxiang on C base; Below ground bottom inlet plenum and circulation chamber, is provided with several hot-tubs, the hot-tub below the last row cell, and the top of spray column and spray between cell, all communicates with the pipeline being provided with water pump.
Said structure is due to by desulfurizing tower, ceramic spray tower and waste gas spray system; good purified treatment is carried out to high-temp waste gas; high-temp waste gas or discharged by sulphur removal; or through be used for ceramic spray tower combustion-supporting after; can sedimentation be hot water mostly, for the work of ceramic ball mill, the heat energy in waste gas obtains effective utilization; not only be conducive to protection of the environment, and be conducive to equally saving energy and reduce the cost.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the combination schematic front view of preheating zone and two-layer dry section;
Fig. 2 is that the A-A of Fig. 1 is to Longitudinal cross section schematic;
Fig. 3 is the schematic diagram of desulfurizing tower and ceramic spray tower;
Fig. 4 is the schematic diagram of waste gas spray system.
Detailed description of the invention
See Fig. 1, Fig. 2, a kind of heat energy utilization and exhaust treatment system of ceramic kiln are provided, ceramic kiln comprises preheating zone 1, and with preheating zone 1 two-layer dry section 2 side by side, the bottom of dry section 2 kiln entirety, be provided with laterally extending heat accumulation room 3, at the bottom of the kiln of preheating zone 1 kiln leading portion and posterior segment any position, and between the correspondence position bottom heat accumulation room 3, be respectively equipped with one and be embedded in A heating tube 5 in subsurface trench 4 and B heating tube 6, the two is all communicated with preheating zone 1 kiln inner chamber and heat accumulation room 3; The both sides, front and back of heat accumulation room 3, equal interval is communicated with some heat pipes 7, and every bar heat pipe 7 all upwards extends, and longitudinal branch communicates with the heat exhausting pipe 8 of two-layer dry section 2 kiln inner chamber respectively, every bar heat exhausting pipe 8 is all interval with several heat extraction holes 9.
In work, the hot gas in the kiln of preheating zone 1, is transported to heat accumulation room 3 through A heating tube 5 and B heating tube 6 respectively, is more upwards transported in each heat exhausting pipe 8 through some heat pipes 7, is discharged to the inner chamber of dry section 2 kiln, realizes oxygen enriching burning-aid finally by each heat extraction hole 9.Be with wetly in the hot gas that wherein A heating tube 5 is carried, can guarantee that adobe is when dry section 2 kiln leading portion inner chamber transmits, and can not occur dry and cracked, the hot gas that B heating tube 6 is carried is dryer and comfortableer, can guarantee that adobe obtains good drying process.Above-mentioned dry section 2 also can be two-layer above or individual layer, and the technique effect obtained is on all four.
See Fig. 1-Fig. 4, the top of dry section 2 kiln entirety, be provided with laterally extending dehumidifier case 10, be communicated with blower fan 11 above it, the pipeline of blower fan 11 warp-wise downward-extension, be communicated with underground waste gas ditch 12, waste gas ditch 12 is communicated with desulfurizing tower 13, simultaneously also after being communicated with ceramic drying tower 14, be communicated with waste gas spray system 15.The both sides, front and back of dry section 2 kiln entirety, are also provided with dehumidifier pipe 16, and the inner chamber top of two-layer dry section 2 kiln is communicated with dehumidifier case 10 by longitudinal branch.
See Fig. 1-Fig. 3, high-temp waste gas is pumped to dehumidifier case 10 through dehumidifier pipe 16, pumped by blower fan 11, through waste gas ditch 12 discharged to desulfurizing tower 13, be provided with three A in desulfurizing tower 13 from top to bottom and spray storehouse 17, a bottom A sprays below storehouse 17 and is communicated with waste gas ditch 12, each A sprays in storehouse 17 and is equipped with A base 18, parallelly on A base 18 be provided with four vertical A air inlet pipe 19, the side that each A sprays storehouse 17 is provided with mouth spray 20, each mouth spray 20 communicates with potass pool all by the road, and limewash (Main Ingredients and Appearance is Ca (OH) 2) can be housed in potass pool.During sulphur removal work, high-temp waste gas enters a bottom A and sprays storehouse 17, and its mouth spray 20 is sprayed water, and to high-temp waste gas cooling, the setting of branched A air inlet pipe 19, make high-temp waste gas disperse circulation, spraying effect is better.Waste gas after cooling continues to rise to middle one and sprays in storehouse 17 with one, the top A, after limewash being atomized by high-pressure hydraulic pump, two mouth sprays 20 spraying storehouse 17 through these two A spray, vaporific limewash and SO 2 in waste gas neutralize, form the calcium sulfite being insoluble in water, with being discharged under waste water in wastewater disposal basin, make waste gas realize desulfurization, waste gas comparatively clean after purification is discharged from desulfurizing tower 13 tower top.
See Fig. 3, Fig. 4, high-temp waste gas simultaneously also through waste gas ditch 12 discharged to ceramic drying tower 14, realize combustion-supporting to the water-coal-slurry in ceramic drying tower 14, carry out second-time burning, high-temp waste gas after second-time burning, enter waste gas spray system 15, waste gas spray system 15 comprises spray column 21, inlet plenum 22 and circulation chamber 23, be provided with two B in spray column 21 from top to bottom and spray storehouse 24, each B sprays in storehouse 24 and is equipped with B base 25, parallelly on B base 25 be provided with five vertical B air inlet pipe 26, B base 25 both sides are provided with water jet, the setting of branched B air inlet pipe 26, high-temp waste gas can be made equally to disperse circulation, spraying effect is better.Be communicated with inlet plenum 22 above spray column 21, inlet plenum 22 is communicated with circulation chamber 23, circulation chamber 23 is divided into latticed nine cells 27, be specially three row three row, the top of the last row cell 27 is provided with blast pipe 28, the top of other each row cell 27 is equipped with axial flow blower 29, from in monic row cell 27 nethermost one, in the last row cell 27 between uppermost one, be provided with the S shape exhaust passage running through all cells 27, one, centre in the last row cell 27 is spray cell 30, wherein be provided with C base 31, parallelly on C base 31 be provided with 7 vertical C air inlet pipe 32.Below ground bottom inlet plenum 22 and circulation chamber 23, is provided with several hot-tubs 33.
During work, high-temp waste gas enters in spray column 21 from bottom to top, spray after the spray cooling of storehouse 24 through two B, to circulate room 23 through inlet plenum 22 again, in the process of circulation of S shape exhaust passage, be subject to the thundery rain of axial flow blower 29 and the spray cooling of spray cell 30, temperature drops to about 80 DEG C, major part high-temp waste gas changes into water liquid together with pernicious gas and is deposited in hot-tub 33, and a small amount of purified gas is then discharged from blast pipe 28.Hot-tub 33 below the last row cell 27, and the top of spray column 21 and spray between cell 30, all communicate with the pipeline being provided with water pump, through the spray cleaning of whole spray system, the waste water of this hot-tub 33 is relatively cleaner, is pumped out to the top of spray column 21 and sprays in cell 30 by water pump, can be used as spray-water, and the hot water of other hot-tub 33, then can be used for the processing operation of ceramic ball mill, the heat energy in waste gas obtains effective utilization.
Above-described embodiment is the preferred embodiments of the present invention, and all structures similar with the present invention and the equivalence done change, and all should belong to protection category of the present invention.
Claims (3)
1. the heat energy utilization of a ceramic kiln and exhaust treatment system, ceramic kiln comprises preheating zone, and with the dry section of preheating zone single or multiple lift side by side, the bottom of dry section kiln entirety, be provided with laterally extending heat accumulation room, at the bottom of the kiln of preheating zone kiln leading portion and posterior segment any position, and between the correspondence position bottom heat accumulation room, be respectively equipped with one and be embedded in A heating tube in subsurface trench and B heating tube, the two is all communicated with preheating zone kiln inner chamber and heat accumulation room, the both sides, front and back of heat accumulation room, equal interval is communicated with some heat pipes, every bar heat pipe all upwards extends, directly communicate with the heat exhausting pipe of individual layer dry section kiln inner chamber, or longitudinal branch communicates with the heat exhausting pipe of multilayer dry section kiln inner chamber respectively, every bar heat exhausting pipe is all interval with several heat extraction holes, it is characterized in that: the top of dry section kiln entirety, be provided with laterally extending dehumidifier case, be communicated with blower fan above it, the pipeline of blower fan warp-wise downward-extension, be communicated with underground waste gas ditch, waste gas ditch is communicated with desulfurizing tower, simultaneously also after being communicated with ceramic drying tower, be communicated with waste gas spray system, the both sides, front and back of dry section kiln entirety, are also provided with dehumidifier pipe, and dehumidifier pipe is directly communicated with inner chamber top and the dehumidifier case of individual layer dry section kiln, or the inner chamber top of multilayer dry section kiln is communicated with dehumidifier case by longitudinal branch.
2. the heat energy utilization of ceramic kiln according to claim 1 and exhaust treatment system, it is characterized in that: be provided with plural A in desulfurizing tower from top to bottom and spray storehouse, a bottom A sprays below storehouse and is communicated with waste gas ditch, each A sprays in storehouse and is equipped with A base, the parallel A air inlet pipe being provided with some Zhi Shuxiang on A base, the side that each A sprays storehouse is provided with mouth spray, and each mouth spray communicates with potass pool all by the road.
3. the heat energy utilization of ceramic kiln according to claim 1 and exhaust treatment system, it is characterized in that: waste gas spray system comprises spray column, inlet plenum and circulation chamber, be provided with plural B in spray column from top to bottom and spray storehouse, a bottom B sprays below storehouse and is communicated with exhaust piping, each B sprays in storehouse and is equipped with B base, the parallel B air inlet pipe being provided with some Zhi Shuxiang on B base, B base both sides are provided with water jet; Be communicated with inlet plenum above spray column, inlet plenum is communicated with circulation chamber, circulation chamber is divided into several cells latticed, the top of the last row cell is provided with exhaust outlet, the top of other each row cell is equipped with axial flow blower, from in monic row cell nethermost one, in the last row cell between uppermost one, be provided with the S shape exhaust passage running through all cells, one of them in the last row cell is spray cell, wherein be provided with C base, the parallel C air inlet pipe being provided with some Zhi Shuxiang on C base; Below ground bottom inlet plenum and circulation chamber, is provided with several hot-tubs, the hot-tub below the last row cell, and the top of spray column and spray between cell, all communicates with the pipeline being provided with water pump.
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Families Citing this family (8)
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| CN105258520B (en) * | 2015-11-14 | 2018-03-13 | 卢爱玲 | The efficient heat energy of dry section utilizes structure on ceramic kiln |
| CN105276803A (en) * | 2015-11-14 | 2016-01-27 | 卢爱玲 | Efficient heat energy utilization structure of ceramic hot-blast stove |
| CN105277003A (en) * | 2015-11-14 | 2016-01-27 | 卢爱玲 | Efficient heat energy utilization structure of preheating zone on ceramic kiln |
| CN105910449A (en) * | 2016-06-28 | 2016-08-31 | 卢爱玲 | Efficient heat energy utilization structure of dehumidification area on ceramic kiln |
| CN106269091B (en) * | 2016-08-18 | 2018-07-24 | 佛山欧神诺陶瓷股份有限公司 | A kind of system and method improving grinding efficiency using cooling water |
| CN108562171A (en) * | 2018-01-22 | 2018-09-21 | 卢爱玲 | A kind of ceramic kiln dehumidifier exhaust gas utilization system |
| CN108225035A (en) * | 2018-01-22 | 2018-06-29 | 卢爱玲 | A kind of multilayer dry kiln dehumidifier flue gas utilization system |
| CN108308105B (en) * | 2018-03-21 | 2020-08-14 | 杭州唯康农业开发有限公司 | Temperature regulating system for aquaculture water tank |
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